Improved Comments in whole emulator. Finalized emulator section in docu.

emulator/qt/main.cpp

@@ -2,23 +2,23 @@
 #include <QtConcurrent/QtConcurrent>
 
 extern "C" {
-    //C Functions from the common folder
+    //Imported C Functions from the common folder
     void app_init(); //Initializes the app
     void app_process(); //Processes one eventloop of the app
 }
 
 void app_loop() {
-    while(!QApplication::closingDown()) {
-        app_process();
+    while(!QApplication::closingDown()) { //as long as the application is not terminating
+        app_process(); //let the application process it's events
     }
 }
 
 int main(int argc, char* argv[]) {
-    QApplication app(argc,argv);
-    app_init();
+    QApplication app(argc,argv); //Process qt-specific commandline arguments and create event loop
+    app_init(); //Let the application initialize it self
 
-    QtConcurrent::run(&app_loop);
-    return app.exec();
+    QtConcurrent::run(&app_loop); //Start a thread that executes app_loop
+    return app.exec(); //Run the event loop until the last window is closed.
 }